Question

Múltiplo de 7 y 10 entre 250y320

Answer 1

7×10 =

70

70×n = ?

250 < 70×n < 320

250/70 < n < 320/70

25/7 < n < 32/7

3 + 4/7 < n < 4 + 4/7

n = 4

70×n = ?

70×4 = 280

Rta: 280